Sophia Maria Merrells (nee Clarke)

I am looking for the family line Sophia Maria Clarke 1855 married to Arthur Robert Merrells 1842. Sophia Clarke is the daughter of James Clarke and Belmina Cashin I cannot verify James and Belmina I cannot find any further information not even sure of the spelling only know they were from or lived in Singapore as my tree goes on from there. Elizabeth Marion or Maria Scheerder 1886-1922 and father Frank Merrells b 1882Lionel AnthonyMerrells first wife my father’s Ian Victor Lang Merrells and sister Zoe Elizabeth Lang Merrells’s born Singapore their mother Ida Ruth Lang Ashe born 18 Aug 1907Died in India 6 Sep 1942.